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2020 IEEE Region 10 Symposium (TENSYMP)最新文献

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Efficient Approach to Detect Epileptic Seizure using Machine Learning Models for Modern Healthcare System 现代医疗系统中使用机器学习模型检测癫痫发作的有效方法
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230731
Tanbin Islam Rohan, Md. Salah Uddin Yusuf, Monira Islam, Shidhartho Roy
Epileptic seizure is one of the common neurological disorder now a day. But this is curable if it can be detected in the early stage. So, this research become a necessity in the early prediction of epileptic seizure. A complete and reliable system can classify the epileptic seizure patients and the states of epileptic seizure. This research explores a supervised machine learning and deep learning model for the classification of epileptic seizure patients from the Epileptic Seizure dataset of UCI machine learning repository. The dataset has 11,500 instances; every information contains 178 attributes. XGBoost is used for the Machine learning approach and ANN is used for Deep learning approach. The proposed ANN algorithm has the improved accuracy and accurately classified the epileptic seizure class patients. 10-fold cross validation is used for the validation purpose. XGBoost acquires 96.6% test accuracy and ANN acquires 98.26% test accuracy. The proposed Deep Learning approach has out-performed the conventional epileptic seizure classifier algorithms. Additionally, the Deep learning model enhances the performance of epileptic seizure detection.
癫痫发作是当今常见的神经系统疾病之一。但如果能在早期发现,这是可以治愈的。因此,这项研究对于癫痫发作的早期预测是必要的。一个完整可靠的系统可以对癫痫发作患者和癫痫发作状态进行分类。本研究从UCI机器学习存储库的癫痫发作数据集中,探索了一种监督式机器学习和深度学习模型,用于癫痫发作患者的分类。数据集有11500个实例;每个信息包含178个属性。XGBoost用于机器学习方法,ANN用于深度学习方法。所提出的人工神经网络算法提高了准确率,能够准确地对癫痫发作患者进行分类。10倍交叉验证用于验证目的。XGBoost获得96.6%的测试精度,ANN获得98.26%的测试精度。提出的深度学习方法优于传统的癫痫发作分类器算法。此外,深度学习模型提高了癫痫发作检测的性能。
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引用次数: 4
Effect of Varying Anastomosis Angles for Non-Newtonian Pulsatile Blood Flow through Artery Bypass Graft Models: an LES Study 不同吻合角度对非牛顿脉动血流通过动脉搭桥模型的影响:LES研究
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230640
Shamudra Dey, Tahsin Ibtida, C. Roy, Nuruzzaman Sakib
A computational analysis is performed using the Large Eddy Simulation (LES) method to predict non-Newtonian pulsatile flow of blood into Artery Bypass Graft (ABG) models with varying anastomosis angles. The traditional end-to-side bypass graft models of three distinct anastomosis angles (30°, 45° & 60°) are created on the 75% idealized arterial stenosis to serve the purpose of vascular reconstruction. A pulsatile parabolic inlet boundary condition with the contemplation of spiral component is formulated to model the naturalistic flow in the blood vessel & non-Newtonian Carreau viscosity model is used. The transient study was performed in the ANSYS Fluent 15.0. Initially, the numerical simulation process has been validated with the results of a classic experimental study and Direct Numerical Simulation (DNS) study. The numerical study found that wall shear stress has significant effect on re-blocking while pressure has smaller effect. The artery bypass configuration of 30° anastomosis angle is the most favorable one for the common end-to-side graft design. As a whole, the LES study has provided basic but novel observations of flow projection in the specific artery bypass graft (ABG) models.
采用大涡模拟(LES)方法对不同吻合角度的动脉旁路移植(ABG)模型的非牛顿脉动血流进行了计算分析。传统的吻合角度为30°、45°和60°的端侧旁路移植模型是在75%的理想动脉狭窄情况下建立的,以达到血管重建的目的。建立了考虑螺旋分量的脉动抛物线入口边界条件来模拟血管内的自然流动,并采用了非牛顿卡罗粘度模型。瞬态研究在ANSYS Fluent 15.0中进行。首先,数值模拟过程通过经典实验研究和直接数值模拟(DNS)研究的结果进行了验证。数值研究发现,壁面剪应力对再堵塞的影响较大,压力对再堵塞的影响较小。吻合角度为30°的旁路配置是普通端侧移植物设计的最佳选择。总的来说,LES研究为特定动脉旁路移植(ABG)模型的血流投影提供了基础但新颖的观察结果。
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引用次数: 1
Fuzzy Logic-Refined Color Channel Transfer Synergism based Image Dehazing 基于模糊逻辑-精细色彩通道传递协同的图像去雾
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230657
Sriparna Banerjee, Shambhab Chaki, Soham Jana, S. S. Chaudhuri
This paper introduces a novel Refined Color Channel Transfer (RCCT) prior as an improved alternative of existing Color Channel Transfer (CCT) prior. Like CCT, RCCT also compensates the chromatic losses occurring in degraded hazy images by employing a global color transfer strategy but it performs color transfer using well-scaled reference images generated using our proposed Fuzzy logic based reference image generation technique in contrary to CCT which usually performs color transfer using reference images possessing over-enhanced glow (bright) regions and poorly enhanced lowlight regions. The presence of such over-enhanced /poorly enhanced regions in the references images used by CCT significantly affect the visibility of outputs obtained from the dehazing methods where CCT acts as a pre-processing step. To overcome these shortcomings, here we have proposed a novel Fuzzy logic based reference image generation technique which restricts the intensities of generated reference images within allowable ranges by introducing a control parameter ‘k’. A unique value of ‘k’ used for controlling the intensity of each pixel is computed depending upon the properties of the super-pixel in which it belongs, using a novel set of Fuzzy Inference (FI) rules which facilitates the production of visually improved outputs and also enables RCCT to serve as an ideal preprocessing step of various daytime, nighttime and underwater dehazing methods which is experimentally proven in this work.
本文介绍了一种新的改进的彩色通道转移(RCCT)先验,作为现有彩色通道转移(CCT)先验的改进替代方案。与CCT一样,RCCT也通过采用全局色彩转移策略来补偿退化的模糊图像中发生的色彩损失,但它使用使用我们提出的基于模糊逻辑的参考图像生成技术生成的尺度良好的参考图像进行色彩转移,而CCT通常使用具有过度增强的发光(明亮)区域和增强较差的低光区域的参考图像进行色彩转移。在CCT使用的参考图像中,这种过度增强/增强不良区域的存在显著影响了CCT作为预处理步骤的去雾方法获得的输出的可见性。为了克服这些缺点,我们提出了一种新的基于模糊逻辑的参考图像生成技术,该技术通过引入控制参数“k”将生成的参考图像的强度限制在允许的范围内。用于控制每个像素强度的独特值“k”是根据它所属的超级像素的属性计算的,使用一组新的模糊推理(FI)规则,这有助于产生视觉上改进的输出,也使RCCT能够作为各种白天,夜间和水下除雾方法的理想预处理步骤,这在本工作中得到了实验证明。
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引用次数: 0
Developing an IoT Networks-based Testbed for Software-Defined Networks 开发基于物联网的软件定义网络测试平台
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230874
S. Arman, Md. Mahfujur Rahman, Syeda Fabliha Rahman, Nazia Parvin Urmi, Progya Paromita Urmee, Nasif Muslim, S. Islam
As the technologies are improving every day, trillions of Internet of Things (IoT) devices are estimated to be deployed in the next five years. The challenge of connecting IoT devices are massive network traffic, high reliability, and energy constraints. In this paper, a Software-defined Network (SDN) testbed with Raspberry Pi which works as an OpenFlow switch is developed. We measure the network parameters (e.g. bandwidth, jitter, throughput) on the testbed without a load balancer and with an active load balancer. The results confirm that SDN based load balancer is useful to overcome those aforementioned challenges. This testbed will be helpful for further research on load balancing in the software-defined network.
随着技术的不断进步,预计未来五年将部署数万亿个物联网(IoT)设备。连接物联网设备的挑战是巨大的网络流量、高可靠性和能源限制。本文利用树莓派作为OpenFlow交换机,开发了一个软件定义网络(SDN)测试平台。我们在没有负载平衡器和有活动负载平衡器的测试台上测量网络参数(例如带宽、抖动、吞吐量)。结果证实,基于SDN的负载平衡器有助于克服上述挑战。该测试平台将有助于进一步研究软件定义网络中的负载均衡问题。
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引用次数: 1
Finite Element Method Based Design Analysis of Internal Coated and External Coated PCF Temperature Sensor 基于有限元法的内涂覆和外涂覆PCF温度传感器设计分析
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230963
Md. Abu Bakar Siddik, Md. Selim Hossain, A. Paul, Md. M. Rahman, Md. Hassanul Karim Roni, Kisalaya Chakrabatri
In this paper, we demonstrate and evaluate the performance of air filled spiral design photonic crystal fiber (PCF) temperature sensor and double core PCF based temperature sensor. In the first design, selective air holes are filled by temperature sensitive liquid and coated with gold layer to improve the performance of the sensor. In the second design, the high temperature coefficient liquid and plasmonic material are deposited outside portion of the double core PCF to make the fabrication easier. Besides, the coupling phenomenon is studied. The Matlab environment as well as the finite element method (FEM) are utilized to demonstrate the sensor performance. Variation of temperature leads different loss spectra that has been analyzed. The computer simulation result indicate that the obtained wavelength sensitivity of the air filled spiral PCF is as high as 585 pm/°C for y-polarization light and for dual core PCF the sensitivity is increased up to 970 pm/°C and 1075 pm/°C for x and y-polarized light, respectively for wide detection range of temperature 0°C to 80°C. In addition, the variation of structural parameter such as metal thickness and air holes are investigated on the performance of the sensor sensitivity. Considering high sensitivity and low fabrication complexity, the dual core PCF temperature sensor may be a better option to monitor or check the temperature of manufacturing industry, medical environment, transformer oil, battery of electric vehicles and so on.
本文对气动螺旋设计光子晶体光纤(PCF)温度传感器和基于双芯PCF的温度传感器的性能进行了论证和评价。在第一种设计中,在选择性的空气孔中填充温度敏感液体,并涂上金层,以提高传感器的性能。在第二种设计中,高温系数液体和等离子体材料沉积在双芯PCF的外部,使制造更容易。此外,还对耦合现象进行了研究。利用Matlab环境和有限元方法对传感器的性能进行了验证。温度的变化导致了不同的损耗谱。计算机仿真结果表明,在0 ~ 80℃的宽探测范围内,充气螺旋PCF对y偏振光的灵敏度高达585 pm/°C,双芯PCF对x和y偏振光的灵敏度分别提高到970 pm/°C和1075 pm/°C。此外,研究了金属厚度和气孔等结构参数的变化对传感器灵敏度的影响。双芯PCF温度传感器具有高灵敏度和低制造复杂度的特点,可能是监测或检查制造业、医疗环境、变压器油、电动汽车电池等温度的较好选择。
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引用次数: 1
Design and Implementation of A Wireless Charging System for Electric Vehicles 电动汽车无线充电系统的设计与实现
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230952
M. Al Mamun, M. Istiak, Khandakar Abdulla Al Mamun, Sharifa Akter Rukaia
Wireless power transfer (WPT) using magnetic resonance, the technology which could set human free from the annoying wires. At present different researches have been taken place and are going on to increase the efficiency of the wireless power transfer. Researcher are trying to increase the distance between the transmitter and the receiver with a greater transfer power efficiency. This project implemented WPT innovation to charge the battery of electric vehicle. In this investigation, the distance level between transmitter and receiver circuit has been optimized, and at the same time the different power level at different distances between transmitter and receiver examined. Henceforth, different conditions of current and voltage levels from input to output circuit for delivering power to the battery which is completely took place without using any wire between transmitter circuits of charging station to receiver circuit of the electric vehicle for finding its output efficiency. Finally, its costs and other factors have been discussed to implement this wireless technology among electric vehicles. Several output levels in accordance with its input levels during the charging time has been recorded this empirical findings helps to solve several problems appears in wired technology such as electric shocks, cost, hassles due to wire, charging procedure.
无线电力传输(WPT)利用磁共振技术,将人类从恼人的电线中解放出来。目前,为了提高无线电力传输的效率,人们进行了各种各样的研究。研究人员正试图以更高的传输功率效率来增加发射器和接收器之间的距离。本项目采用WPT创新技术为电动汽车电池充电。在本研究中,对收发电路之间的距离电平进行了优化,同时考察了不同距离下的功率电平。因此,从输入到输出电路的不同电流和电压水平的情况下,完全不需要在充电站的发射电路和电动汽车的接收电路之间使用任何导线来寻找其输出效率。最后,讨论了在电动汽车中实现该无线技术的成本和其他因素。在充电期间,根据其输入水平记录了几个输出水平,这一实证研究结果有助于解决有线技术中出现的几个问题,如触电、成本、电线引起的麻烦、充电过程。
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引用次数: 1
Near-band edge UV emission and band gap engineering of highly transparent Ba:SnO2 nanocrystalline thin films 高透明Ba:SnO2纳米晶薄膜近带边紫外发射及带隙工程
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230700
M. A. Islam, J. R. Mou, Md. Faruk Hossain, M. S. Hossain
In this paper, the structural, optical and photoluminescence (PL) features of the spray deposited Ba:SnO2 thin films with varying thickness have been investigated. X-ray diffraction analysis showed that Ba:SnO2 thin films have a polycrystalline tetragonal rutile structure and nanometric dimensions. The preferred directional growth of nanocrystalline was along <211> direction. The crystallite size of the samples was calculated using the Debye-Scherrer equation. With an increase in film thickness, the crystallite size decreased from 11.72 to 5.27 nm, while crystal imperfections, viz. lattice strain, degree of lattice distortion and dislocation density increased. The influence of film thickness on the transmittance and reflectance was investigated by using UV-Vis spectral data. The average visible transmittance of Ba:SnO2 nanocrystalline declined from 85 to 79% at 550 nm with an increase in film thickness. Ba:SnO2 nanocrystalline exhibited a slight red-shift in the absorption edge and the optical band gap was found to decrease in the range 3.94 to 3.64 eV. Near band-edge UV emissions band at ~ 402 nm were observed in the PL spectra which are attributed to the defect levels originating from the oxygen vacancies.
本文研究了不同厚度Ba:SnO2喷雾沉积薄膜的结构、光学和光致发光特性。x射线衍射分析表明,Ba:SnO2薄膜具有多晶四方金红石结构和纳米尺寸。纳米晶的优先方向生长是沿方向生长。利用Debye-Scherrer方程计算样品的晶粒尺寸。随着薄膜厚度的增加,晶体尺寸从11.72 nm减小到5.27 nm,晶体缺陷(晶格应变、晶格畸变程度和位错密度)增大。利用紫外可见光谱数据研究了薄膜厚度对透光率和反射率的影响。随着薄膜厚度的增加,Ba:SnO2纳米晶在550 nm处的平均可见光透过率从85%下降到79%。Ba:SnO2纳米晶在3.94 ~ 3.64 eV范围内,吸收边出现了轻微的红移,光学带隙减小。在PL光谱中观察到~ 402 nm的近带边紫外发射带,这归因于氧空位引起的缺陷水平。
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引用次数: 0
An Efficient Routing Protocol for Secured Communication in Cognitive Radio Sensor Networks 认知无线电传感器网络中安全通信的有效路由协议
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230638
S. Akter, Mohammad Shahriar Rahman, N. Mansoor
This paper introduces an efficient reactive routing protocol considering the mobility and the reliability of a node in Cognitive Radio Sensor Networks (CRSNs). The proposed protocol accommodates the dynamic behavior of the spectrum availability and selects a stable transmission path from a source node to the destination. Outlined as a weighted graph problem, the proposed protocol measures the weight for an edge the measuring the mobility patterns of the nodes and channel availability. Furthermore, the mobility pattern of a node is defined in the proposed routing protocol from the viewpoint of distance, speed, direction, and node's reliability. Besides, the spectrum awareness in the proposed protocol is measured over the number of shared common channels and the channel quality. It is anticipated that the proposed protocol shows efficient routing performance by selecting stable and secured paths from source to destination. Simulation is carried out to assess the performance of the protocol where it is witnessed that the proposed routing protocol outperforms existing ones.
提出了一种考虑节点移动性和可靠性的有效的认知无线传感器网络(CRSNs)响应路由协议。该协议适应了频谱可用性的动态行为,选择了从源节点到目的节点的稳定传输路径。该协议将其描述为加权图问题,通过测量节点的移动模式和信道可用性来测量边缘的权重。在此基础上,从距离、速度、方向和节点可靠性等角度定义了节点的迁移模式。此外,该协议还通过共享的公共信道数量和信道质量来衡量频谱感知。期望所提出的协议通过选择从源到目的的稳定和安全的路径,显示出高效的路由性能。仿真结果表明,所提出的路由协议优于现有的路由协议。
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引用次数: 3
Performance Analysis of Most Prominent Machine Learning and Deep Learning Algorithms In Classifying Bangla Crime News Articles 最突出的机器学习和深度学习算法在孟加拉犯罪新闻文章分类中的性能分析
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230785
Salma Tabashum, M. M. Hossain, Md. Ariful Islam, Mun Yea Mahafi Taz Zahara, Fahmida Naznin Fami
This work is dedicated to Bangla Crime Type Classification. As very few works had been done for Bangla crime classifier. To carry out this research, first we have developed a Bangla crime dataset which contains around 24,295 news articles and made most of them publicly available at github. Then we have built our crime classifier model and trained the classifier with our own dataset. We have analyzed word vectors like bag of words, TF-IDF in state-of-art machine learning algorithms as well as most promising semantic and syntactic word embeddings like Word2Vec, GloVe, fast-Text in both shallow and deep CNN and RNN to select best word embeddings for our classifier module. Finally we have summarized the experimental result in tabular form. We can see that significant improved accuracy can be achieved using deep learning algorithms over state-of-art machine learning algorithms in classifying Bangla crime data. The final experimental result shows that using shallow CNN with fastText,proposed model is able to achieve 93.70% accuracy.
这项工作是专门为孟加拉国犯罪类型分类。由于为孟加拉国犯罪分类所做的工作很少。为了开展这项研究,首先,我们开发了一个孟加拉国犯罪数据集,其中包含大约24,295篇新闻文章,并将其中大部分公开发布在github上。然后我们建立了我们的犯罪分类器模型,并用我们自己的数据集训练分类器。我们分析了最先进的机器学习算法中的词向量,如词袋,TF-IDF,以及最有前途的语义和句法词嵌入,如Word2Vec, GloVe,浅层和深层CNN和RNN中的fast-Text,为我们的分类器模块选择最佳词嵌入。最后以表格的形式总结了实验结果。我们可以看到,在对孟加拉国犯罪数据进行分类时,使用深度学习算法比最先进的机器学习算法可以显著提高准确性。最终的实验结果表明,使用fastText的浅层CNN,所提出的模型可以达到93.70%的准确率。
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引用次数: 3
Diabetic Retinopathy Detection using Texture Features and Ensemble Learning 基于纹理特征和集成学习的糖尿病视网膜病变检测
Pub Date : 2020-06-05 DOI: 10.1109/TENSYMP50017.2020.9230600
Md. Mahmudul Hasan Sabbir, Abu Sayeed, Md. Ahsan-Uz-Zaman Jamee
Diabetic Retinopathy, one of the dominant causes of vision loss to millions worldwide, can be prevented by early detection through regular retinal screening. People in less developed areas do not have adequate access to proper screening system because of their financial limitations. A cost-effective computer-aided screening system is presented in this paper using retinal fundus image. Ensemble learning helps to enhance the accuracy of the system by combining predictions of several learning models. In addition, these models are trained on texture features derived from gray level co-occurrence matrix (GLCM) as they are more effective to determine patterns from any images. Publicly available MESSIDOR fundus image dataset is used for experimental validation and the final results show that voting-based ensemble learning method with texture features achieves 97.2% sensitivity, 78.6% specificity and 92.0% accuracy which is higher than any individual learning model.
糖尿病视网膜病变是全世界数百万人视力丧失的主要原因之一,可通过定期视网膜筛查及早发现加以预防。欠发达地区的人们由于经济上的限制,没有足够的机会获得适当的筛查系统。本文介绍了一种利用视网膜眼底图像的计算机辅助筛查系统。集成学习通过组合多个学习模型的预测来帮助提高系统的准确性。此外,这些模型是基于灰度共生矩阵(GLCM)的纹理特征进行训练的,因为它们更有效地从任何图像中确定模式。使用公开的MESSIDOR眼底图像数据集进行实验验证,最终结果表明,基于投票的纹理特征集成学习方法的灵敏度为97.2%,特异性为78.6%,准确率为92.0%,高于任何单个学习模型。
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引用次数: 2
期刊
2020 IEEE Region 10 Symposium (TENSYMP)
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